/Engine/Plugins/Experimental/GameFeatures/Source/GameFeatures/Public/GameFeaturesSubsystem.h
Construct a 'file:'Plugin URL using from the PluginDescriptorPath
static [FString](API\Runtime\Core\Containers\FString) GetPluginURL_FileProtocol ( const [FString](API\Runtime\Core\Containers\FString) & PluginDescriptorPath )